Improvement in sash-holders



@anni @time WILLIAM HASKELL'KING, or NEWARK,- NEW JERSEY, ANDJAEEDEOWLAND, 0E

wILLIAMsBUEe, NEW YORK, AssIGNons 'ro WILLIAM 'IIAsKELL KING.

Letters Patent No. 111,946, dated vFebruary 21, 1871.

IMPROVEMENT IN S'ASH-HO-LDERS.

The Schedule referred to in these Letters Patent and making part: ofthelame.

To all whom it may concern Be it known that we, WILLIAM HAsKELL KING, ofthe city of Newark, in the countyof Essex, `in the State ofA New Jersey,and J ARED RQWLAND, of Williamsbnrg, in the county of Kings, inthe'Stateof New York, have invented a new and improved Device for the Suspensionof Window-Sash; and we do hereby declare that the following is a fulland. exact descrip? tion thereof', reference being had to the annexeddrawj' Iings making a part of this specification.

FF, the curved. inclined planes.

G, the friction-roller. l y

H, the shaft on which the spring J works.

I,;the sleeve intqwhich shaft H slides.

-J, the spring whichforces the friction-rollers against the inclinedplanes.

From the above description it will be'seen that by lowering the sash Bthe friction-rollers G G, running on the enrvedinclined planes F F, willcontract the springs J J and force 'shafts H H into sleeves I I, thusproducing a lifting-power eounterbalancing the Weight of the sash, eachplane being as long as the sash, curved, loose, or stationary.

What we claim, and desire tovse'eure by Letters Patent, as ourimprovement is Curved inclined planes, in combination with the springs JJ, shafts H H, and sleeves I I, constructed and operated in the mannerand for the purpose shown.

WM. HASKELL KING. JARED ROWLAN D.

Witnesses:

W. M. GOODING, E. ,KIRKPATEICK

